From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from mail2.candelatech.com ([208.74.158.173]:57140 "EHLO mail2.candelatech.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750913AbaEVRl4 (ORCPT ); Thu, 22 May 2014 13:41:56 -0400 Received: from [192.168.100.236] (firewall.candelatech.com [70.89.124.249]) (using TLSv1 with cipher DHE-RSA-CAMELLIA256-SHA (256/256 bits)) (No client certificate requested) by mail2.candelatech.com (Postfix) with ESMTPSA id EF4DB40A9E6 for ; Thu, 22 May 2014 10:41:55 -0700 (PDT) Message-ID: <537E36E3.6040205@candelatech.com> (sfid-20140522_194159_466177_730569AE) Date: Thu, 22 May 2014 10:41:55 -0700 From: Ben Greear MIME-Version: 1.0 To: "linux-wireless@vger.kernel.org" Subject: Re: Question on regulatory settings. References: <537E2ABB.6030302@candelatech.com> In-Reply-To: <537E2ABB.6030302@candelatech.com> Content-Type: text/plain; charset=ISO-8859-1 Sender: linux-wireless-owner@vger.kernel.org List-ID: On 05/22/2014 09:50 AM, Ben Greear wrote: > Hello! > > I'm having issues where when we add several ath10k NICs to a system, > the regulatory domain goes quite restricted.. There is an ath9k NIC > with eeprom over-ride hack, and user-space sets regdomain to 'US'. > > Later, when registering ath10k, at least one of those NICs registeres > as 'TW'. The ending domain looks like this: > > [root@lf1011-13060017 ~]# iw reg get > country 98: DFS-UNSET > (2402 - 2472 @ 40), (N/A, 30) > (5270 - 5330 @ 40), (N/A, 17), DFS > (5735 - 5835 @ 80), (N/A, 30) > > > I tried adding a hack to ath10k to zero out the ar->ath_common.regulatory.current_rd, > but in fact it seems to be reported as zero to begin with. > > I am obviously missing something. Either my hacks to ath10k are not > sufficient, or possibly the system is getting regulatory info from > somewhere else? > > Any ideas where else it might be getting the idea it should be in TW > domain? Can it get this from beacons from other systems? Ahh, sneaky nasty code....it was being set based on the timezone of all things! Looks like you can override this behaviour with the command below if you are of a mind to do so: echo COUNTRY=US > /etc/sysconfig/regdomain Thanks, Ben -- Ben Greear Candela Technologies Inc http://www.candelatech.com